Cite

Children sitting in a classroom, Madagascar, ca. 1920-1940

MLA

Children Sitting in a Classroom, Madagascar, Ca. 1920-1940. 1920. https://collections.library.yale.edu/catalog/11476639.

APA, 6th edition

Children sitting in a classroom, Madagascar, ca. 1920-1940. (1920). [General views (AAT), photographs (AAT)]. https://collections.library.yale.edu/catalog/11476639.